Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert L. Willis — 4 Patents

QSQuest Software: 4 patents #29 of 240Top 15%
Encinitas, CA: #486 of 1,440 inventorsTop 35%
California: #126,026 of 386,348 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Robert L. Willis has been granted 4 US patents while listed as an inventor at Quest Software. The first was granted in 2005 and the most recent in May 2011. Robert L. Willis ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Robert L. Willis in Encinitas, CA, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7941385 Method and apparatus for measurement, analysis, and optimization of content delivery Vipul Pabari, Mark P. Whitehouse, William G. Wixted 2011-05-10 $11,955,000
7565336 Method and apparatus for measurement, analysis, and optimization of content delivery Vipul Pabari, Mark P. Whitehouse, William G. Wixted 2009-07-21 $10,753,000
7539655 Method and apparatus for measurement, analysis, and optimization of content delivery Vipul Pabari, Mark P. Whitehouse, William G. Wixted 2009-05-26 $9,775,000
6928471 Method and apparatus for measurement, analysis, and optimization of content delivery Vipul Pabari, Mark P. Whitehouse, William G. Wixted 2005-08-09 $9,687,000